<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>正则扩展=命名捕获分组</title>
</head>

<body>
    <script>
        //声明一个字符串
        // let str = '<a href="http://www.atguigu.com">尚硅谷</a>';
        // //提取url与标签文本
        // const reg = /<a href="(.*)">(.*)<\/a>/;
        // //执行
        // const result = reg.exec(str);
        // console.log(result);
        // console.log(result[1]);
        // console.log(result[2]);


        //分组之后
        let str = '<a href="http://www.atguigu.com">尚硅谷</a>';
        const reg = /<a href="(?<url>.*)">(?<text>.*)<\/a>/;
        const result = reg.exec(str);
        console.log(result.groups.url);
        console.log(result.groups.text);
    </script>
</body>

</html>